Senior Java Developer, Shopify

Mindera

. Define and deliver solutions iteratively and collaboratively .

Posted 10/8/2026full-timeRemote • PortugalSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates strong expertise in Java Development, backend services, and API design, with a focus on scalable solutions and innovative technologies. Proven ability to mentor teams, drive technical direction, and ensure high-quality delivery in production environments.

Highest-signal resume keywords

Senior Java DeveloperSpring BootGraphQL API DevelopmentAWS (DynamoDB, Secrets Management)Kafka or Event-Streaming Technologies

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Backend DevelopmentProduction-Level SystemsScalable Backend ServicesAsynchronous CommunicationEvent-Driven ArchitecturesOpenTelemetryObservability PracticesTroubleshootingSolution DesignDeployment and Maintenance

Soft Skills

MentoringCollaborationProblem SolvingKnowledge SharingInfluencing Technical Direction

Tools & Technologies

Shopify IntegrationsAWSKafkaGraphQLSpring Boot

Industry Keywords

Production EnvironmentTechnical InterviewsOnline Technology RoadmapInnovative TechnologiesDistributed Applications

Tech Stack

Tools & technologies

AWSDynamoDBGraphQLJavaKafkaSpringSpring BootSpringBoot

About the role

Key responsibilities & impact

Define and deliver solutions iteratively and collaboratively
Solve complex problems and build seamless user interactions
Participate in all areas of delivery
Mentor and inspire the development team
Share knowledge, experience, and insights to help the team improve
Own code from development through deployment and maintenance
Diagnose production issues and devise solutions
Contribute to solution design and implementation
Challenge business requirements to deliver the best possible outcomes
Drive adoption of innovative technologies to deliver business value
Shape the online technology roadmap and influence technical direction
Conduct technical interviews for positions within the area of expertise
Travel nationally and internationally as required by project, client, and organizational needs, estimated at 0%–15%

Requirements

What you’ll need

Strong experience as a Senior Java Developer
Solid knowledge of backend development
Experience working on complex, production-level systems
Proven hands-on experience running, maintaining, and troubleshooting Shopify integrations in a production environment
Strong hands-on experience with Spring Boot
Experience developing and maintaining scalable backend services and APIs
Solid hands-on experience with GraphQL
Experience designing, developing, and maintaining GraphQL APIs
Strong hands-on experience with AWS, ideally including DynamoDB and secrets management solutions
Experience with Kafka or similar event-streaming technologies
Experience with asynchronous communication and event-driven architectures
Experience with OpenTelemetry and observability practices, including monitoring and tracing distributed applications
Fluency in English
Mandatory to be located in Portugal
Availability to work 08:00–17:00 CET

Benefits

Comp & perks

Health Insurance
Flexible working hours
Open holidays
Profit distribution for everyone
Mindera Annual Trip
Sports and sharing groups
Training & conferences
Child Care vouchers
Choose Laptop & Peripherals
Hotspot with unlimited usage (PT)
Access to offices in Porto, Aveiro, and Coimbra
Snacks at the offices
Partnerships with local businesses